Company lists · Data refreshed October 2026

Top 25 Instrumentation contractors worldwide

Name: Instrumentation contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 27, 2026 20,103 companies tracked

RevenueBase identified 20,103 company matches for instrumentation contractors worldwide as of October 2026 and tracks 346,817 professional contacts across them, including 82,477 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for instrumentation contractors worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 27, 2026. Country and city lists for instrumentation contractors follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 27, 2026 How this list was built

20,103Companies

346,817Contacts tracked

82,477Verified emails

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The 25 largest instrumentation contractors worldwide

Ranked by team size

Top 25 of 20,103 company matches for instrumentation contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 27, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	UTC Engenharia	Exact match	São Paulo, BrazilHQ recorded Oct 27, 2026	10001+	3,755 contacts →
	Exact match “The Company operates in sundry markets, taking the lead in such sectors as oil & gas production and processing, petrochemicals, power generation, steel production, paper & pulp…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
2	Trescal	Exact match	Paris, FranceHQ recorded Oct 27, 2026	5,001-10,000	3,599 contacts →
	Exact match “As the global leader in calibration services, we provide precision calibration expertise in every industry, geography and instrument across the world.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
3	MMR Group	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 27, 2026	5,001-10,000	3,379 contacts →
	Exact match “At MMR we believe that no matter how much you achieve, you should never forget where you came from.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
4	Entrust Solutions Group	Exact match	Lisle, IL, United StatesHQ recorded Oct 27, 2026	1,001-5,000	3,020 contacts →
	Exact match “ENTRUST Solutions Group, an ENR Top 100 company, provides comprehensive and dependable engineering, consulting, and automation services to pipeline companies, gas and electric…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
5	Acco Engineered Systems	Exact match	Pasadena, CA, United StatesHQ recorded Oct 27, 2026	5,001-10,000	2,573 contacts →
	Exact match “Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
6	Montcalm Montagens Industriais	Exact match	São Paulo, BrazilHQ recorded Oct 27, 2026	1,001-5,000	2,354 contacts →
	Exact match “Fundada em 1971, a Montcalm tem como missão, oferecer soluções de engenharia construtiva para implantação, ampliação e manutenção de indústrias de processos, sempre com o…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
7	Yokogawa India Limited	Exact match	Bangalore, IndiaHQ recorded Oct 27, 2026	1,001-5,000	1,851 contacts →
	Exact match “Yokogawa India Limited, incorporated in 1987, is an affiliate of Yokogawa Electric Corporation, Japan, having strong marketing and service network across India.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
8	Yates Construction	Exact match	Philadelphia, MS, United StatesHQ recorded Oct 27, 2026	5,001-10,000	1,831 contacts →
	Exact match “Yates Construction is part of The Yates Companies, Inc.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
9	Krohne	Exact match	Duisburg, GermanyHQ recorded Oct 27, 2026	1,001-5,000	1,687 contacts →
	Exact match “KROHNE is a global manufacturer and provider of process instrumentation, measurement solutions and services in many industries.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
10	Sendan International Company	Exact match	Jubail Industrial City, Saudi ArabiaHQ recorded Oct 27, 2026	1,001-5,000	1,485 contacts →
	Exact match “Founded in 1994, Sendan has rapidly grown from a modest contractor to a reputable General Contractor for Plant Construction and Maintenance.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
11	ISC Constructors, L.L.C	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 27, 2026	1,001-5,000	1,435 contacts →
	Exact match “ISC is an industrial engineering and construction company specializing in comprehensive electrical, instrumentation, and controls solutions.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
12	Galfar Engineering & Contracting Co. W.L.L Emirates	Exact match	Musaffah, United Arab EmiratesHQ recorded Oct 27, 2026	1,001-5,000	1,412 contacts →
	Exact match “Galfar Engineering & Contracting W.L.L Emirates is a multi-discipline Engineering and Construction Company, executing major EPC projects in Oil & Gas and other sectors including…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
13	CCC Group, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 27, 2026	1,001-5,000	1,403 contacts →
	Exact match “Group, Inc.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
14	Comfort Systems USA	Exact match	Houston, TX, United StatesHQ recorded Oct 27, 2026	10001+	1,354 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
15	Dornan	Exact match	Cork, IrelandHQ recorded Oct 27, 2026	501-1,000	1,280 contacts →
	Exact match “Dornan Engineering concentrates on a market where quality is appreciated.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
16	Saulsbury	Exact match	Odessa, TX, United StatesHQ recorded Oct 27, 2026	1,001-5,000	1,227 contacts →
	Exact match “Saulsbury Industries is a full-service Engineering Procurement and Construction (EPC) contractor that provides engineering, general construction, electrical & instrumentation…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
17	Englobal	Exact match	Houston, TX, United StatesHQ recorded Oct 27, 2026	201-500	1,203 contacts →
	Exact match “Who We Are Englobal Founded in 1985, ENGlobal (NASDAQ: ENG) is a specialty engineering services firm that focuses on automation solutions and select EPCM projects for the energy…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
18	Mckenney's, INC	Exact match	Atlanta, GA, United StatesHQ recorded Oct 27, 2026	1,001-5,000	1,088 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
19	Force Technology	Exact match	Brøndby, DenmarkHQ recorded Oct 27, 2026	1,001-5,000	1,074 contacts →
	Exact match “Force Technology is a technology consultancy and service company which strives to create positive technological change and make the world more sustainable and safer.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
20	Harris	Exact match	St. Paul, MN, United StatesHQ recorded Oct 27, 2026	1,001-5,000	1,025 contacts →
	Exact match “Harris is a leading national mechanical contractor specializing in design and engineering, construction, controls, service, manufacturing, conveyors and end-to-end building…” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
21	Aimil LTD	Exact match	New Delhi, IndiaHQ recorded Oct 27, 2026	501-1,000	977 contacts →
	Exact match “Aimil has been at the forefront of instrumentation industry in India, providing the state-of-the-art Instruments & related services, since 1932.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
22	Proserv	Exact match	Aberdeen, United KingdomHQ recorded Oct 27, 2026	501-1,000	965 contacts →
	Exact match “Proserv is the controls technology partner powering progress across the global energy sector.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
23	Prime Controls	Exact match	Lewisville, TX, United StatesHQ recorded Oct 27, 2026	1,001-5,000	930 contacts →
	Exact match “Prime Controls was established as a Main Automation Contractor to provide customers a sole source solution for Industrial Automation services and products.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
24	Trags Trading And Agency Services Company W.L.L. Main Contractor For Ashghal, Qatargas, Qp, Rloc	Exact match	United StatesHQ recorded Oct 27, 2026	1,001-5,000	926 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase
25	TSA	Exact match	Belo Horizonte, BrazilHQ recorded Oct 27, 2026	501-1,000	910 contacts →
	Exact match “A TSA destaca-se como uma das maiores empresas no seu setor de atuação.” Recorded in the RevenueBase company graph · Oct 27, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “instrumentation contractors”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 20,103 instrumentation contractors worldwide

See the full list, filter by size, metro and specialty, and access 82,477 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Instrumentation contractors worldwide at a glance

As of Oct 27, 2026

23.8%Verified-email coverage

17.3Average contacts per company

11-50Median size (employees)

0.7%Largest-city concentration · Sao Paulo

Oct 27, 2026Page data refreshed

Companies by employee count

1-10

7,434

11-50

7,746

51-200

3,328

201-500

940

501-1,000

295

1,001-5,000

194

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for instrumentation contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “instrumentation contractors” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 82,477 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 27, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Instrumentation contractors by location

72 lists · largest first

Every Instrumentation contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “instrumentation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many instrumentation contractors are there worldwide?

RevenueBase identified 20,103 company matches for instrumentation contractors worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

UTC Engenharia tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most instrumentation contractors?

The United States leads with 4,552 companies, followed by the United Kingdom (1,304) and India (1,246). Every instrumentation contractors list by country and city is linked on this page.

Which city has the most instrumentation contractors?

Sao Paulo leads with 141 company records, followed by Dubai (130) and Tehran (129).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 82,477 professional contacts with verified work emails tracked across these 20,103 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 27, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.